netd bpf - implement ingress discard based on {dstip,ifindex} am: e1a82cc1cc

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/28712471

Change-Id: Ib97477e072a23567a4064b30b1a17129827959af
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>